CN209605890U - A kind of multiple spot arrangement block-resistant type flow measurement device - Google Patents
A kind of multiple spot arrangement block-resistant type flow measurement device Download PDFInfo
- Publication number
- CN209605890U CN209605890U CN201920586763.7U CN201920586763U CN209605890U CN 209605890 U CN209605890 U CN 209605890U CN 201920586763 U CN201920586763 U CN 201920586763U CN 209605890 U CN209605890 U CN 209605890U
- Authority
- CN
- China
- Prior art keywords
- multiple spot
- pressure
- flow measurement
- measurement device
- type flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to detection probe technical fields, block-resistant type flow measurement device is arranged more particularly to a kind of multiple spot, a kind of multiple spot arrangement block-resistant type flow measurement device, including pressure equalization tube, pressure equalization tube right end connects differential pressure transmitter, several detection probes are uniformly connected on the downside of pressure equalization tube, the probe in detection probe is extend into inside pipeline, and the pressure port opened up on probe is arranged inside pipeline in multiple spot arranged type.The beneficial effects of the utility model are: pressure port uses stainless steel material special designing using cross-section arranged type gridding multiple spot pressure, there is high pressure efficiency, and corrosion-resistant, wear-resisting blocking-proof result is good；Specially designed structure equalizing effect is good, straight pipe is short, can be ignored crushing, it is arranged with plug-in type, for entire wind trunk, the area that keeps out the wind of multiple spot arrangement apparatus for measuring air quantity almost can be ignored, to the pressure loss of entire air duct fluid almost without energy-saving effect is very significant.
Description
Technical field
The utility model relates to detection probe technical fields, and in particular to a kind of multiple spot arrangement block-resistant type flow measurement dress
It sets.
Background technique
Hydraulic engineering and water-supply systems to ancient times can be traced in the development of flow measurement, and the ancient Roman Caesar epoch have adopted
With the drinking water water of orifice plate measurement resident.B.C. 1000 or so ancient Egypts measure Nilotic flow with weir method.China
The water-level observation water size etc. of famous Dujiang weir hydraulic engineering application Aguarius mouth.Detection probe is divided into again differential pressure type inspection
Probing head, throttle type detection probe, fine crack detection probe, volume measurement probe, electromagnetic detection probe, surpasses rotor detection probe
Acoustic detection probe, turbine detection probe and vortex street detection probe etc.；By medium classification: liquid detector probe, gas detection
Probe, steam detection probe and solid detection probe.
The gas flow in pipeline is measured, ideal state is that inner wall of the pipe is very bright and clean and have longer straight pipe, no
Then gas in pipelines flow field is uneven, there is turbulent flow and eddy flow, influences the accuracy of measurement.But the wind and smoke road of station boiler
It is almost impossible to have condition ideal in this way, cause accuracy of measurement lower, it is difficult to meet actual use demand.
Utility model content
The purpose of this utility model is to provide a kind of multiple spots to arrange block-resistant type flow measurement device, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of multiple spot arrangement block-resistant type flow measurement device, including pressure equalization tube, pressure equalization tube right end connect differential pressure
Transmitter, pressure equalization tube downside are uniformly connected with several detection probes, and the probe in detection probe is extend into inside pipeline, and
The pressure port opened up on probe is arranged inside pipeline in multiple spot arranged type.
Be as the further technical characteristic of the utility model: when the pipeline is round tube, detection probe is according to caliber
Size designs 1-6.
As the utility model, further technical characteristic is: pressure port is provided with three in detection probe described in two sides
It is a, in the intermediate detection probe there are four pressure port settings.
As the utility model, further technical characteristic is: when the pipeline is square tube, detection probe is according to side
Length and width dimensions setting 2-6 of pipe.
As the utility model, further technical characteristic is: pressure port is provided with two groups in the detection probe,
Every group of pressure port is four, and four pressure ports are connected by connecting tube with probe.
As the utility model, further technical characteristic is: four pressure ports form latticed.
As the utility model, further technical characteristic is: the pressure port is respectively positioned on the same section of pipeline.
As the utility model, further technical characteristic is: the pressure port is made of stainless steel.
The beneficial effects of the utility model are:
The first, using cross-section arranged type gridding multiple spot pressure, pressure port uses stainless steel material special designing, has
High pressure efficiency, and corrosion-resistant, wear-resisting blocking-proof result is good；
The second, using cross-section multiple spot arranged type measuring probe, guarantee high-precision in short and straight pipe section, flow field turbulent flow situation
Spend flow measurement；
Third, fluid resistance and sharp edge abrasion are small, and measurement accuracy is high；
4th, efflux coefficient is stablized, reliable performance；
5th, required straight pipe is very short when installing, upstream challenge 0 to 3D, and downstream requires 0 to 1D；It does not need in upstream
Flow conditioner is installed；Straight pipe shortening 70%, straight pipe < 3D, rear straight pipe < 1D (D is pipe diameter)；
6th, equalizing effect is good, low pressure loss；
7th, specially designed structure equalizing effect is good, and differential pressure is stablized, and accuracy is high, and straight pipe is short, neglects crushing
Slightly disregard, arranged with plug-in type, for entire wind trunk, the area that keeps out the wind of multiple spot arrangement apparatus for measuring air quantity almost can be with
Ignore, therefore, to the pressure loss of entire air duct fluid almost without, energy-saving effect is very significant, and easy for installation,
The use occasion of flow measurement especially suitable for Large Diameter Pipeline, short, the low hydrostatic fluid of straight pipe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2.
In figure: 1- pressure equalization tube；2- detection probe；3- pipeline；4- probe；5- pressure port；6- connecting tube.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1:
Referring to Fig. 1, in the utility model embodiment, a kind of multiple spot arrangement block-resistant type flow measurement device, including pressure
Equalizer line 1,1 right end of pressure equalization tube connect differential pressure transmitter, and 1 downside of pressure equalization tube is uniformly connected with several detection probes 2,
Probe 4 in detection probe 2 is extend into inside pipeline 3, and the pressure port 5 opened up on probe 4 arranges inside pipeline 3 in multiple spot
Formula arrangement, when the pipeline 3 is round tube, detection probe 2 designs 1-6, in detection probe 2 described in two sides according to pipe diameter size
There are three the pressure port 5 of probe 4 is respectively provided with, in the intermediate detection probe 2 there are four the settings of pressure port 5 of probe 4, net is utilized
Circular pipe 3 is divided into several units by lattice method, and reasonable measurement point is selected on each unit, and will pop one's head in 4 in whole cross section
Upper arrangement, than the measurement point that common even speed tube detection probe increases several times, then positive/negative-pressure hole connect together respectively measure it is flat
Equal differential pressure, then instrument is calculated by differential pressure transmitter and detection probe 2 and measures flow, so that the measurement of flow is more accurate.
Embodiment 2:
Referring to Fig. 2, a kind of multiple spot arranges block-resistant type flow measurement device, including pressure equalization tube 1, pressure equalization tube 1
Right end connects differential pressure transmitter, is uniformly connected with several detection probes 2 on the downside of pressure equalization tube, the probe 4 in detection probe 2 is stretched
The pressure port 5 for entering to inside pipeline 3, and opening up on probe 4 is arranged inside pipeline 3 in multiple spot arranged type, when the pipeline 3 is
When square tube, detection probe 2 is arranged 2-6 according to the length and width dimensions of square tube, and the pressure port 5 of probe 4 is all provided in the detection probe 2
Two groups are equipped with, every group of pressure port 5 is four, and four pressure ports 5 are connected by connecting tube 6 with probe 4；Four pressure ports
5 form latticed, and square pipe 3 is divided into several units using method of equal annular area, and multiple pressure ports 5 are formed it is latticed, this
Sample can guarantee that the selection of measurement point is more reasonable, to realize that flow measurement is more accurate.
The pressure port 5 is respectively positioned on the same section of pipeline 3.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of multiple spot arranges block-resistant type flow measurement device, including pressure equalization tube, pressure equalization tube right end connects differential pressure and becomes
Send device, which is characterized in that be uniformly connected with several detection probes on the downside of pressure equalization tube, the probe in detection probe extend into pipe
Inside road, and the pressure port opened up on probe is arranged inside pipeline in multiple spot arranged type.
2. multiple spot according to claim 1 arranges block-resistant type flow measurement device, which is characterized in that when the pipeline is circle
Guan Shi, detection probe design 1-6 according to pipe diameter size.
3. multiple spot according to claim 2 arranges block-resistant type flow measurement device, which is characterized in that detect and visit described in two sides
There are three pressure port is respectively provided on head, in the intermediate detection probe there are four pressure port settings.
4. multiple spot according to claim 1 arranges block-resistant type flow measurement device, which is characterized in that when the pipeline is side
Guan Shi, detection probe are arranged 2-6 according to the length and width dimensions of square tube.
5. multiple spot according to claim 4 arranges block-resistant type flow measurement device, which is characterized in that in the detection probe
Pressure port is provided with two groups, and every group of pressure port is four, and four pressure ports are connected by connecting tube with probe.
6. multiple spot according to claim 5 arranges block-resistant type flow measurement device, which is characterized in that four pressure ports
It is formed latticed.
7. -6 any multiple spots arrange block-resistant type flow measurement device according to claim 1, which is characterized in that pressure port is equal
On the same section of pipeline.
8. multiple spot according to claim 7 arranges block-resistant type flow measurement device, which is characterized in that the pressure port uses
Stainless steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586763.7U CN209605890U (en) | 2019-04-26 | 2019-04-26 | A kind of multiple spot arrangement block-resistant type flow measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586763.7U CN209605890U (en) | 2019-04-26 | 2019-04-26 | A kind of multiple spot arrangement block-resistant type flow measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209605890U true CN209605890U (en) | 2019-11-08 |
Family
ID=68406353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920586763.7U Active CN209605890U (en) | 2019-04-26 | 2019-04-26 | A kind of multiple spot arrangement block-resistant type flow measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209605890U (en) |
-
2019
- 2019-04-26 CN CN201920586763.7U patent/CN209605890U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201707077U (en) | Balance flow meter | |
| CN201555612U (en) | Self-deashing rectifier type cross section air quantity and air speed measuring device | |
| CN105865542A (en) | Integrated measuring device and method for smoke flow and pollutants | |
| CN104316117A (en) | Flow measuring device | |
| CN201434698Y (en) | Reducing measuring tube flowmeter | |
| CN202869562U (en) | Machining-type Venturi tube | |
| CN201697644U (en) | Integrated differential pressure flowmeter | |
| CN209605890U (en) | A kind of multiple spot arrangement block-resistant type flow measurement device | |
| CN202734877U (en) | Verabar flowmeter probe | |
| CN209605887U (en) | A kind of multi-parameter integral uniform velocity tube flowmeter | |
| CN202928632U (en) | V-shaped inner cone flowmeter | |
| CN201335843Y (en) | Double-throat-diameter venturi air-velocity measuring pipe | |
| CN201795815U (en) | Anti-blocking type low-speed pipe flow meter | |
| CN2689181Y (en) | Internal gyroscopic flow measuring shutoff apparatus | |
| CN205593702U (en) | Sample of power plant boiler pressure is enlargied, stable composite set that measures | |
| CN201653465U (en) | V-shaped conical flowmeter | |
| CN207850445U (en) | One kind measuring rectangular surfaces pressure tapping flowmeter for subregion velocity field flow velocity | |
| CN209605886U (en) | A kind of De Litaba mean velocity tube flowmeter | |
| CN204007726U (en) | Civil air defense constructions and installations apparatus for measuring air quantity | |
| CN206788201U (en) | A kind of Pitot tube component and the Flow speed measurer using the Pitot tube component | |
| CN2847234Y (en) | Insert multiple throat radia flow measurer | |
| CN206862423U (en) | A kind of cross flowmeter | |
| CN201964913U (en) | Internal-mounted combined venturi nozzle throttling device | |
| CN205748503U (en) | A kind of venturi apparatus for measuring air quantity | |
| CN106525187B (en) | Differential pressure matrix flowmeter, differential pressure multi-point flowmeter and anti-blocking pressure guiding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |